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Some scientists believe ____ there will ___ more robots ___ the future. However, they ____ it ___ take hundreds ___ years. These new robots ___ have many ____ shapes. Some ____ look ___ humans, and others ____ look ____ animals. ___ India, ___ example, scientists made robots ___ look like snakes. ___ buildings fall ____ with people ____, these snake robots ___ help look ___ people ___ the buildings. This was ___ possible 20 years ____, but computers ___ rockets also seemed impossible 100 years ago.
that; be; in; agree; may; of; will; different; will; like; might; like; in; for; that; if; down; inside; can; for; under; not; ago; and